Estimates for stolen bikes in the U.S. between one and two million per year, and they're difficult to get back because most people don't write down serial numbers or register their bikes -- and bike theft isn't exactly law enforcement's number one priority. The good news is that with a serious lock, proper locking technique and the good sense to take the darn thing inside at night, we'll all meet again in the bike lane when the sun rises tomorrow.

There’s a reason bouncers at clubs look like suited-up gorillas with earpieces—perception is a key proponent to security. If you look like you shouldn’t be messed with, chances are, you won’t be. The Knog Strongman ($100) follows this line of